<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <script>
    // 1.对象的字面量
    var obj1 = {
      name: "why"
    }
    // 2.new Object
    var obj2 = new Object()
    obj2.name = "kobe"

    // 3.new 其他类()
    function Person() {
    }
    var obj3 = new Person()
  </script>
</body>

</html>